//
//  ViewController.h
//  10509
//
//  Created by student on 16/2/19.
//  Copyright © 2016年 niit. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface ViewController : UIViewController

@property (weak, nonatomic) IBOutlet UITextView *length;
@property (weak, nonatomic) IBOutlet UITextView *width;
@property (weak, nonatomic) IBOutlet UITextView *recrarea;
@property (weak, nonatomic) IBOutlet UITextView *radius;
@property (weak, nonatomic) IBOutlet UITextView *circlearea;
- (IBAction)rectareacal:(UIButton *)sender;
- (IBAction)circleareacal:(UIButton *)sender;
- (IBAction)backtap:(UIControl *)sender;

@end

